Made from Merino wool blended with Lifa Stay Warm technology Extremely breathable and quick drying time Long sleeves with subtle stripe design Half-zip neckline The Lifa Merino Mix Half-Zip from Helly Hansen is a superb base-layer top for staying insulated whilst training. The blend of super warm Merino wool and Lifa fibres provide excellent insulation that also manages moisture levels during your activities. Featuring a stylish contrast block pattern, stripes on the sleeves, and stitch detailing. Ribbed cuffs and a half-zip neckline provide a firm fit.